diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3293a826d..6f9180f96 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## 5.0.0 - 2026-07-22
+
+- **BREAKING**: Change some methods on `Database` to take `&self` instead of
+  `&mut self`.
+  [[#190](https://github.com/matrix-org/seshat/pull/190)]
+
 - Fix panic that could occur in the writer thread when deleting or replacing events.
   [[#195](https://github.com/matrix-org/seshat/pull/195)]
 
diff --git a/Cargo.toml b/Cargo.toml
index 8830283f7..da6b2bf97 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 members = ["seshat-node"]
 
 [workspace.package]
-version = "4.3.0"
+version = "5.0.0"
 authors = ["Damir Jelić <poljar@termina.org.uk>"]
 edition = "2018"
 license = "Apache-2.0"
diff --git a/RELEASING.md b/RELEASING.md
index c3b14746d..b79029b4d 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -5,7 +5,7 @@ Seshat is released manually using `cargo publish` and `pnpm pack/publish`.
 1. Create a release branch
 
 ```bash
-git switch -c release-4.x.x
+git switch -c release-5.x.x
 ```
 
 2. Bump the version in the following files:
diff --git a/seshat-node/Cargo.lock b/seshat-node/Cargo.lock
index cdae74c39..479c7970e 100644
--- a/seshat-node/Cargo.lock
+++ b/seshat-node/Cargo.lock
@@ -1018,7 +1018,7 @@ dependencies = [
 
 [[package]]
 name = "matrix-seshat"
-version = "4.1.0"
+version = "5.0.0"
 dependencies = [
  "fs_extra",
  "neon",
diff --git a/seshat-node/Cargo.toml b/seshat-node/Cargo.toml
index 3b67041cc..d9c6f4550 100644
--- a/seshat-node/Cargo.toml
+++ b/seshat-node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "matrix-seshat"
-version = "4.2.0"
+version = "5.0.0"
 authors = ["Damir Jelić <poljar@termina.org.uk>"]
 edition = "2018"
 license = "Apache-2.0"
@@ -17,7 +17,7 @@ fs_extra = "1.3.0"
 serde_json = "1.0.61"
 neon-serde3 = "0.10.0"
 uuid = "1.3.0"
-seshat = "4.3.0"
+seshat = "5.0.0"
 
 [dependencies.neon]
 version = "0.10.1"
diff --git a/seshat-node/package.json b/seshat-node/package.json
index d3a1a1f26..7db1a4194 100644
--- a/seshat-node/package.json
+++ b/seshat-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "matrix-seshat",
-  "version": "4.3.0",
+  "version": "5.0.0",
   "description": "A matrix message logger with full text search support",
   "main": "index.js",
   "author": "Damir Jelić <poljar@termina.org.uk>",